Update CI workflow to fix things

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
 
     strategy:
       matrix:
-        python-version: [3.8, 3.9, 3.10.15, 3.11, 3.12, 3.13]
+        python-version: [3.10.15]
 
     steps:
       - name: Checkout code
@@ -23,13 +23,15 @@ jobs:
       - name: Install Miniconda
         uses: conda-incubator/setup-miniconda@v2
         with:
+          miniconda-version: "latest"
           python-version: ${{ matrix.python-version }}
           auto-activate-base: false
 
       - name: Create and activate environment
         run: |
           conda create -n test-env python=${{ matrix.python-version }} -y
-          source /usr/share/miniconda/etc/profile.d/conda.sh
+          conda init
+          source /root/.bashrc
           conda activate test-env
           pip install tox tox-conda
 
@@ -38,6 +40,13 @@ jobs:
           sudo apt-get update
           sudo apt-get install -y gcc gfortran
 
-      - name: Run Tox
-        run: tox
+      - name: Install dependencies
+        run: |
+          sudo apt-get install -y bc ninja-build
 
+      - name: Run Tox
+        run: |
+          conda init
+          source /root/.bashrc
+          conda activate test-env
+          tox -e py$(echo ${{ matrix.python-version }} | tr -d . | cut -c 1-3)